Roadbed: meaning, definitions and examples

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roadbed

 

[ ˈrōdˌbed ]

Noun
Context #1 | Noun

construction work

A roadbed is the bottom part of a road, which provides support for the roadway above it. It typically includes layers of material designed to carry traffic loads and ensure stability and drainage. The roadbed is foundational in road construction, influencing the longevity and performance of the road itself. It must be designed to withstand environmental conditions and regular wear and tear caused by vehicles.

Synonyms

foundation, road base, subgrade

Examples of usage

  • The engineers inspected the roadbed before laying asphalt.
  • A well-constructed roadbed can extend the life of the highway.
  • They used gravel to enhance the roadbed's drainage capabilities.

Translations

Translations of the word "roadbed" in other languages:

🇵🇹 leito da estrada

🇮🇳 सड़क बिस्तर

🇩🇪 Straßenbett

🇮🇩 dasar jalan

🇺🇦 дорожнє полотно

🇵🇱 torowisko

🇯🇵 路床

🇫🇷 chaussée

🇪🇸 lecho de carretera

🇹🇷 yol yatağı

🇰🇷 도로 바닥

🇸🇦 سرير الطريق

🇨🇿 silniční lože

🇸🇰 cesta lôžko

🇨🇳 路基

🇸🇮 cestno ležišče

🇮🇸 vegbotn

🇰🇿 жол төсемі

🇬🇪 გზის საწოლი

🇦🇿 yol yatağı

🇲🇽 cama de carretera

Word origin

The term 'roadbed' originates from Middle English, where 'road' developed from the Old English 'rad', referring to a journey or course of travel, and 'bed' derives from the Old English 'bedda', meaning a prepared place for rest. As road construction evolved in the 19th century, particularly with the advent of engineered road systems, the concept of a supportive structure upon which roads could be built became crucial. The combination of these two elements—road and bed—came together to describe the physical and foundational layer for roadways. This terminology became more prevalent as civil engineering advanced, emphasizing the importance of substructures in infrastructure development.